TY - JOUR AU - Greguš, M. AU - Vencko, J. TI - On oscillatory properties of solutions of a certain nonlinear third order differential equation JO - Czechoslovak Mathematical Journal PY - 1992 SP - 675 EP - 684 VL - 42 IS - 4 PB - mathdoc UR - http://geodesic.mathdoc.fr/articles/10.21136/CMJ.1992.128362/ DO - 10.21136/CMJ.1992.128362 LA - en ID - 10_21136_CMJ_1992_128362 ER -